1306111215426 has 16 divisors (see below), whose sum is σ = 2612252100864. Its totient is φ = 435365460144.

The previous prime is 1306111215419. The next prime is 1306111215457. The reversal of 1306111215426 is 6245121116031.

It is a super-2 number, since 2×1306111215426² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642001 + ... + 1739076.

It is an arithmetic number, because the mean of its divisors is an integer number (163265756304).

Almost surely, 2^{1306111215426} is an apocalyptic number.

1306111215426 is an abundant number, since it is smaller than the sum of its proper divisors (1306140885438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1306111215426 is a wasteful number, since it uses less digits than its factorization.

1306111215426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472505.

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 1306111215426 in words is "one trillion, three hundred six billion, one hundred eleven million, two hundred fifteen thousand, four hundred twenty-six".